Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing sales7@sinochem-nanjing.com 3389378665@qq.com
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4-Cyanopyridine

    • Product Name 4-Cyanopyridine
    • Alias 4-Pyridinecarbonitrile
    • Einecs 202-772-4
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry sales7@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    745495

    Chemical Name 4-Cyanopyridine
    Molecular Formula C6H4N2
    Molar Mass 104.11 g/mol
    Cas Number 100-48-1
    Appearance White to pale yellow crystalline solid
    Melting Point 81-85 °C
    Boiling Point 284-285 °C
    Density 1.17 g/cm3
    Solubility In Water Moderately soluble
    Flash Point 160 °C
    Smiles C1=CC(=NC=C1)C#N
    Pubchem Cid 7764

    As an accredited 4-Cyanopyridine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 4-Cyanopyridine is packaged in a 500g amber glass bottle with a secure, chemical-resistant cap and safety labeling.
    Shipping 4-Cyanopyridine is shipped in tightly sealed containers under cool, dry, and well-ventilated conditions. The packaging complies with relevant hazardous materials regulations. The chemical must be protected from moisture, heat, and incompatible substances, and labeled appropriately for safe transport. Personal protective equipment is recommended during handling and transfer.
    Storage 4-Cyanopyridine should be stored in a cool, dry, well-ventilated area, away from sources of ignition and incompatible substances such as strong oxidizing agents. Keep the container tightly closed when not in use and protect from direct sunlight and moisture. Store in a chemically resistant, properly labeled container suited for organic chemicals to avoid contamination or deterioration.
    Application of 4-Cyanopyridine

    Applications of 4-Cyanopyridine in Industrial Manufacturing

    As a direct manufacturer, we supply 4-Cyanopyridine to support advanced formulation needs across pharmaceutical, agrochemical, veterinary, and specialty chemical production. Below, we highlight key industry application scenarios, along with compliance targets, formulation guidelines, integration points, and typical downstream finished goods.

    1. Pharmaceutical Intermediate for Anti-Tuberculosis Drug Synthesis

    4-Cyanopyridine functions as a core building block in synthesizing important pharmaceutical intermediates, notably nicotinamide-based anti-tuberculosis APIs such as isoniazid and nicotinic acid. Major API producers employ this intermediate under GMP conditions, converting the nitrile group to target amides or acids via catalytic hydration or hydrolysis. Strict quality and impurity control standards are mandatory throughout the process to align with global pharmacopoeia requirements for active ingredient supply to regulated pharmaceutical markets.

    Industry compliance standards

    • ICH Q7 Good Manufacturing Practice for Active Pharmaceutical Ingredients
    • European Pharmacopoeia (Ph. Eur.) monographs for nicotinic acid and isoniazid
    • United States Pharmacopeia (USP) standards for amide and acid derivatives
    • Chinese Pharmacopoeia (ChP) monograph 2025 for nicotinamide APIs

    Typical usage ratio

    • 0.97–1.03 molar equivalents relative to final API target, with specific adjustment for impurity profiles and conversion efficiency

    Downstream process integration

    • Nitrile-to-amide hydrolysis stage (with catalytic hydrogenation or enzymatic conversion)
    • Pre-purification prior to isonicotinic acid isolation in multi-stage API synthesis

    Final product types

    • Isoniazid tablets and injectable formulations
    • Nicotinic acid nutritional supplements
    • Vitamin B3 (niacin) bulk active substances
    • Combined anti-tuberculosis drug formulations

    2. Agrochemical Intermediate for Pyridine-Based Herbicides

    In crop protection manufacturing, 4-Cyanopyridine acts as a crucial precursor for the synthesis of several pyridine ring-based herbicides, including picloram and clopyralid families. Agrochemical formulators integrate this intermediate at the core of heterocyclic coupling and functional group transformation steps, demanding strict adherence to purity requirements and pesticide raw material protocols to ensure downstream regulatory compliance and end-user safety in global crop applications.

    Industry compliance standards

    • FAO/WHO Specifications and Codes of Practice for Crop Protection Products
    • ISO 9001:2015 for quality assurance across agrochemical value chain
    • REACH EC No. 1907/2006 for raw material registration and traceability
    • China GB 2763 Maximum Residue Limits for Pesticides in Food

    Typical usage ratio

    • 0.95–1.05 molar equivalents according to target molecule, with batch-to-batch adjustment ensuring optimal ring yield and minimized byproducts

    Downstream process integration

    • Initial pyridine ring construction or direct cyanation during active ingredient synthesis
    • Final stage coupling with halogenated or amino compounds for functionalized herbicides

    Final product types

    • Picloram technical concentrate and granules
    • Clopyralid emulsifiable concentrates
    • Co-formulated broadleaf herbicide premixes
    • Select pyridine-based pesticide intermediates

    3. Veterinary Drug Intermediate Production

    Animal health manufacturers rely on 4-Cyanopyridine as a source of pyridine rings in producing key veterinary APIs, including anti-parasitic and nutritional actives. This intermediate enters early-stage synthesis, typically in the transformation of the nitrile group to downstream functionalities aligned with veterinary pharmacopeia requirements. Quality control and low-residue handling must conform to both veterinary guidelines and traceability protocols across production batches that supply livestock and companion animal medications.

    Industry compliance standards

    • Veterinary Pharmacopoeia of the People's Republic of China (2020 Edition)
    • VICH GL10 Good Manufacturing Practice for Active Pharmaceutical Ingredients for veterinary use
    • EU Regulation (EC) No 470/2009 on veterinary medicinal product residues
    • US FDA Guidance for Industry #120: Veterinary Drug Residues

    Typical usage ratio

    • 0.98–1.02 molar equivalents per batch, fine-tuned for API conversion route and impurity elimination

    Downstream process integration

    • Hydration of the nitrile group to produce veterinary-use amides and acids
    • Pyridine ring functionalization preceding API finalization

    Final product types

    • Veterinary nicotinamide injection solutions
    • Pyridine derivative premixes for large-scale feed application
    • Animal anti-parasitic pharmaceutical actives

    4. Specialty Chemical Synthesis: Dye and Pigment Intermediates

    4-Cyanopyridine finds use as a crucial building block for selected dye and pigment intermediates, primarily in the synthesis of colorants where ring-substituted pyridines provide specific chromatic and performance properties. Manufacturers in specialty aromatic synthesis utilize this raw material in advanced ring-substitution reactions, integrating it into their process chains under colorant industry compliance and monitored impurity levels to ensure suitable pigment stability and final color fastness in downstream compositions.

    Industry compliance standards

    • OEKO-TEX Standard 100 for restricted substances in textile dyes
    • EN 71-3 Safety of Toys: Migration of certain elements (applicable for pigments in children’s products)
    • ISO 9001:2015 for pigment and dye manufacturing QA/QC
    • REACH Annex XVII for restriction on aromatic amines in finished goods

    Typical usage ratio

    • 5–20% by weight as a functionalized intermediate or coupling component; rate determined by required color depth and molecular modifications

    Downstream process integration

    • Electrophilic aromatic substitution on pyridine core for azo dye precursors
    • Coupling reactions for pigment precursor assembly
    • Final condensation or cyclization in specialty pigment synthesis

    Final product types

    • Reactive dyes for cellulose fibers
    • Specialty pigments for plastics and coatings
    • Azo-colorant intermediates for ink formulations
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    Certification & Compliance
    More Introduction

    Understanding the Value of 4-Cyanopyridine: Insight from a Chemical Manufacturer

    What Sets Our 4-Cyanopyridine Apart

    Producing 4-Cyanopyridine requires both precision and patience. Over the years working with pyridine chemistry, we have refined our conditions to ensure consistent quality, clarity, and minimal unwanted by-products. We manufacture at scale with close control over water content and impurity levels. Our main model, 4-Cyanopyridine with a purity over 99.5%, features minimal presence of 3-cyanopyridine and other isomers. Moisture levels stay tightly controlled, as excess water causes issues in downstream reactions, especially in pharmaceutical and agrochemical synthesis.

    Compared to generic, unspecified pyridine nitriles circulating in the market, our product passes regular third-party analysis for trace impurities including heavy metals. Material batches come matched by lot so clients can maintain reproducibility in their processes. Each run aims for maximum conversion and minimal unreacted starting material, since clients want to avoid unexpected off-odors or performance drops in final products.

    Manufacturing Approach: Focused on Reliability

    Scaling 4-Cyanopyridine manufacturing demands careful control of temperature and reactant handling. Modern reactors equipped with automated dosing and real-time analytical feedback mean more reliable yields for each batch. These technology upgrades come from decades of learning what actually impacts output—humidity, source pyridine quality, the order of addition for catalysts, and how quickly a reaction mixture cools make the difference when customers push us for higher batch-to-batch consistency. Every operator on the plant floor knows how unforgiving this chemistry becomes if you rush it.

    We worked long to ensure our systems produce fewer side-products, as anyone who has run a hydrogenation or nucleophilic substitution with low-grade material knows just how fast waste, gumming, and off-color products add to project costs. Automation does not remove the need for practical experience; it makes our teams’ accountability even more critical because nothing substitutes for sharp vigilance in a real production environment.

    Common Applications We See

    Pharmaceutical producers look for pyridine derivatives that serve as reliable building blocks for active intermediates. 4-Cyanopyridine provides a nitrile group in the 4-position, which supports transformations like amidation, reduction, and heteroatom substitution. From our direct work with generic medicine makers, we can say the compound’s good solubility in methanol, ethanol, and many chlorinated solvents enables clean process development, cutting down on steps spent chasing unreacted by-products.

    Crop protection specialists rely on 4-Cyanopyridine to build efficient intermediates for modern pesticides. Downstream chemistries favor our low-metal content profile, as transition metals sometimes poison catalysts or interfere with environmental safety audits. We hear from clients how every trace impurity impacts catalytic reactions and regulatory filings, so we stay rigorous in excluding these at the source.

    For specialty material producers or electronic chemical formulators, 4-Cyanopyridine’s robust shelf-life and chemical stability reduces the risk of unexpected degradation. Final applications include dyes, specialty polymers, and emerging battery research fields. Documented batch data and transparency with specifications support advanced R&D teams running small-scale syntheses or pilot plant evaluations.

    Supporting Evidence and Regulatory Clarity

    Markets keep moving toward stricter oversight. We have learned that consistent paperwork, detailed analysis, and product traceability help clients with import/export clearance and local registrations. Standard downstream uses include conversion to 4-aminopyridine or 4-methylaminopyridine—both popular scaffolds in medicinal chemistry. Some years back, when regulatory questions around pyridine nitrites sharpened, we decided to establish third-party testing and internal archiving for every lot. This keeps our users ahead with full transparency on trace level impurities.

    Looking at data from lab-to-plant transfers, we found the transition from developmental synthesis to scaled production hinges on process reproducibility. Small inconsistencies in feedstock or catalyst removal disrupt gram-to-tonne scale transitions, and we put work into reducing those headaches for our customers. Chemical manufacturers live and breathe by how few surprises they pass on to their partners, so we keep technical data up-to-date and accessible.

    Difference from Other Brands

    As one of the longest running producers of 4-Cyanopyridine in the region, our direct experience shapes the whole quality system. Unlike distributors or spot-brokers, we track the origins of each input, directly handle the material, and spot trends in reaction efficiency from real-world feedback. Several customers previously used non-specific ‘cyano pyridines’ sourced anonymously. Shifted product quality led to lower reaction yields, more off-spec finished goods, and ultimately emergency production shutdowns. Prevention of those failures starts long before shipment and comes down to hard-won lessons in plant operations.

    We distinguish our product not by flashy marketing, but by real analytic data and process transparency. Clear communication about material limits helps our clients make the right purchasing decisions. Our laboratory maintains its own archive of retained samples from each manufacturing campaign. If questions on impurity profiles or stability pop up, we troubleshoot using firsthand material, not guesses or finger-pointing. For teams under deadline, removing this uncertainty saves them resources they can invest back into product development instead of backtracking failed runs.

    Useful Properties in Application

    The chemical stability of 4-Cyanopyridine at ambient temperatures makes it easy to incorporate into a wide variety of transformations. Moisture sensitivity stays low compared to many activated halides or acid chlorides, and this means fewer worries about shipment or storage issues for domestic and international customers. Our product’s melting and boiling points hold in-line with the standards published in leading pharmacopeias, so scientists transitioning from literature methods find no unpleasant surprises in their process equipment.

    Measured color and clarity allow process engineers to immediately spot contamination or storage errors by sight, which helps user safety and process hygiene. Staff in our quality laboratory regularly measure key parameters like refractive index and elemental analysis; direct feedback from these analyses shapes adjustments in our production cycle. Close monitoring throughout the process means lots stay consistent and documentation remains available for every drum or tanker shipped.

    Insights from Years in Chemical Production

    Producing high-purity intermediates means respecting the unpredictability of batch manufacturing. Whether it is seasonal humidity shifts, raw material purity swings, or minor changes in energy supply, each variable translates to an outcome in the finished batch. For years we thought small inconsistencies couldn’t matter much when shipping to large-scale synthesis plants. Experience showed us otherwise: every small deviation eventually adds up across thousands of kilograms headed for critical medicines or agricultural agents.

    We kept learning from every customer claim and lab test. As a result, we set up dedicated lines for pyridine derivatives, isolating production from cross-contamination risks. Separate handling means we can promise real minimal carry-over from previously run products—something generic blenders often struggle with on multi-use equipment. Real isolation reduces unexplained color shifts, odor contamination, or physical property deviations that users spot instantly in their labs.

    Downstream Impact and Solutions to Common Problems

    One issue downstream users report has been stubborn odor or darkening after long-term bulk storage, especially in non-sealed drums or tanks. To counter this, we adjusted plant packaging practices years ago: inert headspace, vapor-tight seals, and smaller batch drums keep the material fresh. Site visits and direct collaboration with clients clarified that small tweaks—like sample port positioning—made measurable improvements for long-distance shipments crossing several climate zones.

    Hydrogenation chemists in pharmaceutical factories encounter unexpected side-products if residual sulfur or metallic contamination sneaks in during pyridine cyanation. By adding further purification at the end stage, including acid- and base-wash steps, our product cleans up better for sensitive catalysts. Consistently keeping traces below reporting limits means research-scale and production-scale results stay aligned, even after customer method transfers or scale-ups.

    For those synthesizing downstream amides, nitriles, or substituted heterocycles, material loss or off-reaction risk rises sharply if minor isomers from other cyanopyridine grades slip into the supply. By reinforcing our distillation controls and tightening reaction endpoint monitoring, reports of failed downstream processes fell sharply. This came directly from factory experiment logs—not broad claims, but targeted measurements with customer input.

    Of course, accidents and human errors persist. We documented how operator training and proactive maintenance reduce these events. We emphasize practical teamwork and daily process rounds where operators not only spot equipment warnings, but actually fix them before issues cascade. Preventive reliability has become part of our plant’s culture, not just buzzwords on a safety poster. The result for those who buy from us: fewer shutdowns, more predictable order completion, better inventory planning.

    Why Quality Control Matters Most

    Many suppliers focus on volume and cost alone when they sell 4-Cyanopyridine. Years of practical experience tell us that quality is what customers notice over time. A single batch with a stray impurity wastes hundreds of thousands in lost downstream production. Standing behind each lot, our quality teams measure, validate, and document everything from residual solvent levels to impurity breakdown, then work with users to close gaps. This open dialogue means that we don’t just address complaints—we anticipate possible trouble before it reaches the customer site.

    In our practice, documentation from each run—chromatograms, titration data, mass spectra—get archived by lot number. This detail simplifies troubleshooting when minor anomalies show up in analytical results. Maintaining such records goes beyond compliance—it saves customers long, expensive troubleshooting cycles. We train new team members not to rely on routine, but to stay alert for small process changes that might impact final product quality.

    Feedback Cycle and Process Improvements

    R&D teams at our customer sites often ask for small specification tweaks—a tighter water limit, a stricter color threshold, or improved reactivity in pilot operations. We collect this feedback and run bench-scale trials to measure improvements before we modify commercial production. Each proposed improvement gets bench-marked not just for cost, but for safety and reproducibility. This prevents supply shocks and keeps customers from being surprised by unexpected property changes.

    Collaboration extends to on-site support. When a major user developed a new synthetic route using 4-Cyanopyridine, we sent experienced production chemists to run sample conversions with their team, checking for scale-dependent anomalies not visible on paper. These visits help ensure pilot plant success and smooth scale-up, as we can see issues in real time and share troubleshooting methods few outside producers can offer.

    A product’s real value comes from the reliability of the people and systems behind it. The work we put in—routine maintenance, worker training, feedback review, and real-time process monitoring—shows up in more predictable outcomes for downstream users. This is the ethos at our plant: long-term partnership, not one-off sales.

    Safe Handling and Sustainability

    Production of 4-Cyanopyridine brings safety and waste management to the forefront. We have invested in systems to recover and recycle solvent, capturing emissions at the point of origin. Waste streams, including minor side-products, are tracked and documented for regulatory review. This approach shortens permit reviews for us and gives partners confidence their supply chain keeps up with sustainable practices.

    From ground-up safety culture, we built layers of controls—physical separation, automated sensors, and strict documentation. Staff get trained for clear emergency protocols; production areas feature accessible eye-wash stations and quick-shutoff controls. While 4-Cyanopyridine itself remains manageable by trained plant workers, we support clients with practical storage and clean-up tips, informed by genuine on-site incidents and lessons learned in our own operations.

    Looking to the future, we continue to explore greener catalysts and recycling methods, aiming to lower energy inputs and streamline operations. Our development chemists regularly test alternative feedstocks for both sustainability and cost. As regulatory frameworks keep evolving, proactive planning lets us run ahead instead of catching up, securing both our supply—and that of our customers—against unexpected disruption.

    Transparency, Traceability, and Open Communication

    Our teams recognize that trust anchors all lasting customer relationships. Real trust grows out of open dialogue and a willingness to meet challenges head on. We maintain a policy of full traceability for every batch shipped. This policy means each drum or tanker comes with clear documentation, including manufacturing history and analytical laboratory results. No surprises reach the customer because we’ve built strong internal safeguards against risk.

    Far from acting as a middleman, we believe our responsibility extends past the initial sale. Our teams help customers interpret results, optimize usage, and develop application-specific tweaks. We treat feedback not just as evaluation but as a roadmap for continuous improvement. If ever issues occur, rapid response and transparent problem-solving help resolve the matter, not paper it over.

    As regulations and market demands change, we adapt our systems for traceability and transparency. New reporting requirements find us prepared, not scrambling in reaction. Documented testing, product tracking, and technical support aren’t extras—they are central to how we do business.

    Building Partnerships through Reliability

    Years of direct production have taught us the strongest businesses are built not on product alone, but on long-term reliability and ongoing communication. Our commitment to quality, user-focused troubleshooting, and regulatory compliance remains at the center of what we do every day. In the global chemical marketplace, where shifting requirements challenge even the most experienced producers, we stay committed to making 4-Cyanopyridine an asset rather than a risk.

    Clients depend not just on a chemical’s specification, but on the systems ensuring that every delivered batch works as expected. That trust forms the basis of our own daily discipline and continuous learning. We value every opportunity to learn from user experience and feed that knowledge back into the next generation of chemistry, plant management, and process documentation. Through continual improvement and open collaboration, both sides gain.

    The Role of Experience in Product Excellence

    Having handled countless kilograms through diverse downstream applications, we know that most production problems do not stem from chemical theory, but from practical challenges on the shop floor or in the lab. Mechanical faults, temperature fluctuations, or undetected feed material drift introduce noise into even the tightest manufacturing plan. This is why we maintain experienced teams who handle every deviation as a learning opportunity.

    Regular team discussions dissect near-misses and operational hiccups, with solutions distributed plantwide. Open records and mentorship from senior staff reinforce a culture of vigilance. We do not dismiss problems as “human error”—we dig into root causes and adjust workflows, documentation, and training accordingly. Recurring issues shrink year by year because we value hands-on learning as central to effective manufacturing.

    We see continued success not as a routine, but a process guided by both practical expertise and user feedback. This commitment defines our approach, from the initial sourcing of raw materials to the final sign-off before shipment leaves our plant. Customers looking for more than simple box-ticking find real partnership with us, one batch at a time.